Last Known Eruption
4y 67d 8h 38m ago

Latest Eruptions

Eruption DurationInterval
18 Sep 2020 @ 1130 min23s 2h 49m
18 Sep 2020 @ 0841 min20s 18d 1h 45m
31 Aug 2020 @ 0656 wc min17s 4d 27m
27 Aug 2020 @ 0629 wc min11s 63d 20h 11m
24 Jun 2020 @ 1018 A min30s 266d 22h 27m
01 Oct 2019 @ 1151 wc minunder 30 seconds, but looked to be about 4-5ft tall.29d 4h 30m
02 Sep 2019 @ 0721 wc min4d 20h 46m
28 Aug 2019 @ 1035 min<1m 7d 1h 44m
21 Aug 2019 @ 0851 ns wc min3d 22h 52m
17 Aug 2019 @ 0959 wc min16d 21h 31m
31 Jul 2019 @ 1228 ie min23d 3h 49m
08 Jul 2019 @ 083915d 21h 49m
22 Jun 2019 @ 1050 ie wc8d 2h 25m
14 Jun 2019 @ 0825 ? min8d 21h 25m
05 Jun 2019 @ 1100 min1d 15h 56m
03 Jun 2019 @ 1904 min13d 4h 2m
21 May 2019 @ 1502 ie3h 35m
21 May 2019 @ 1127 wc min22h 29m
20 May 2019 @ 1258 min~30s 1d 6h 21m
19 May 2019 @ 0637 wc min13d 22h 4m
05 May 2019 @ 0833 ie11d 1h 19m
24 Apr 2019 @ 0714 ie wc7d 23h 42m
16 Apr 2019 @ 0732 wc min3d 21h 45m
12 Apr 2019 @ 0947 wc2d 2h 49m
10 Apr 2019 @ 0658 wc6d 23h 41m
03 Apr 2019 @ 0717 wc~5m 1d 2h 26m
02 Apr 2019 @ 0451 wc min1d 10h 32m
31 Mar 2019 @ 1819 wc min3h 7m
31 Mar 2019 @ 1512 wc min3h 16m
31 Mar 2019 @ 1156 wc min21h 8m
30 Mar 2019 @ 1448 wc min3h 30m
30 Mar 2019 @ 1118 wc min5d 8h 10m
25 Mar 2019 @ 0308 wc min1d 11h 9m
23 Mar 2019 @ 1559 wc~2m 20s 4h 8m
23 Mar 2019 @ 1151 wc min18h 46m
22 Mar 2019 @ 1705 wc min6h 23m
22 Mar 2019 @ 1042 wc~4m 5h 17m
22 Mar 2019 @ 0525 wc min5h 11m
22 Mar 2019 @ 0014 wc min4h 36m
21 Mar 2019 @ 1938 wc min2d 1h 19m
19 Mar 2019 @ 1819 wc~3m 30s 20h 27m
18 Mar 2019 @ 2152 wc min1d 9h 20m
17 Mar 2019 @ 1232 wc min23h 50m
16 Mar 2019 @ 1242 wc min3d 5h 40m
13 Mar 2019 @ 0702 ? ie wc1d 11h 53m
11 Mar 2019 @ 1909 wc min2d 11h 44m
09 Mar 2019 @ 0625 wc min8h 13m
08 Mar 2019 @ 2212 wc min4h 20m
08 Mar 2019 @ 1752 wc min1h 39m
08 Mar 2019 @ 1613 wc min47m
08 Mar 2019 @ 1526 wc min32m
08 Mar 2019 @ 1454 wc min10h 40m
08 Mar 2019 @ 0414 wc min18d 12h 26m
17 Feb 2019 @ 1548 wc min13h 55m
17 Feb 2019 @ 0153 wc min14d 9h 59m
02 Feb 2019 @ 1554 wc min7h 57m
02 Feb 2019 @ 0757 wc min1d 18h 3m
31 Jan 2019 @ 1354 wc min1d 21h 53m
29 Jan 2019 @ 1601 ie wc min2d 14h 48m
27 Jan 2019 @ 0113 wc1d 6h 9m
25 Jan 2019 @ 1904 min14h 6m
25 Jan 2019 @ 0458 wc min2h 2m
25 Jan 2019 @ 0256 wc min16h 2m
24 Jan 2019 @ 10544m 19h 53m
23 Jan 2019 @ 1501 min2h 18m
23 Jan 2019 @ 1243 wc min1d 14h 52m
21 Jan 2019 @ 2151 wc min7h 1m
21 Jan 2019 @ 1450 wc min6h 31m
21 Jan 2019 @ 0819 min2h 38m
21 Jan 2019 @ 0541 wc min18h 20m
20 Jan 2019 @ 1121 wc min4d 12h 10m
15 Jan 2019 @ 2311 wc min2d 6h 47m
13 Jan 2019 @ 1624 wc min23h 47m
12 Jan 2019 @ 1637 wc min7d 3h 53m
05 Jan 2019 @ 1244 wc2d 27m
03 Jan 2019 @ 1217 wc min3d 14h 3m
30 Dec 2018 @ 2214 wc~3m 5h 41m
30 Dec 2018 @ 1633 wc min1d 5h 12m
29 Dec 2018 @ 1121 wc21h 30m
28 Dec 2018 @ 1351 wc min4d 2h 31m
24 Dec 2018 @ 1120 ie wc min19h 25m
23 Dec 2018 @ 1555 wc min4d 11h 32m
19 Dec 2018 @ 0423 wc min4d 7h 19m
14 Dec 2018 @ 2104 wc min4d 7h 21m
10 Dec 2018 @ 1343 wc2d 8h 37m
08 Dec 2018 @ 0506 wc min9d 18m
29 Nov 2018 @ 0448 wc18h 0m
28 Nov 2018 @ 1048 wc3m 4d 3h 7m
24 Nov 2018 @ 0741 wc min1d 9h 0m
22 Nov 2018 @ 2241 wc min1d 1h 27m
21 Nov 2018 @ 2114 wc4h 50m
21 Nov 2018 @ 1624 wc min22h 58m
20 Nov 2018 @ 1726 wc min21h 2m
19 Nov 2018 @ 2024 wc maj~4m 2d 7h 43m
17 Nov 2018 @ 1241 wc2h 8m
17 Nov 2018 @ 1033 wc ini min1d 1h 21m
16 Nov 2018 @ 0912 wc1d 11h 3m
14 Nov 2018 @ 2209 wc1d 12h 59m
13 Nov 2018 @ 0910 wc2d 45m
11 Nov 2018 @ 0825 wc min1d 16m

Interval Statistics

Interval Count100
Min32m
Max266d 22h 27m
Mean6d 18h 44m
Median1d 9h 56m

Latest Notes

Note IDStart Time (US/Mountain)End Time (US/Mountain)EntrantNote
22133 26 Jun 2022 @ 1010 --- K.Cooper walked up to an extended fill, still up at 1035, small bubbles in both NG and the spring. Dropped 1041. Sotu Goggles spring refilling with lots of bubbling at 1056, I hear boiling in NG. Water coming up in NG 1100, bubbling slightly. First overflow at 1107 with slight boiling.
21918 11 Jun 2022 @ 1017 --- Graham First overflow, no boil.
21913 11 Jun 2022 @ 0850 11 Jun 2022 @ 0949 Graham Start of extended fill. 0949 dropped. 59m fill. 0952 slight boiling at depth.
21747 05 Jun 2022 @ 1152 05 Jun 2022 @ 1216 Graham Went into overflow recently, in extended fill. 1216 dropped. Did not stay for refill.
21660 02 Jun 2022 @ 1041 02 Jun 2022 @ 1121 Graham Start of extended fill. 1121 dropped. Did not stay for refill.
21652 02 Jun 2022 @ 0821 02 Jun 2022 @ 0855 Graham Extended fill in progress. Probably filled at 0819 based on prior drop at 0811. Dropped 0855. I did not stay.
21572 29 May 2022 @ 1333 --- Graham First overflow. Small boil and drop. Did not drain much.
21569 29 May 2022 @ 1204 29 May 2022 @ 1303 Graham Extended fill in progress. Roars 1219, 1225, 1228, 1230. 1237 bubbles in NG. Dropped 1303. 1305 GS and NG boiling at depth till 1320. GS water risubg and bubbling 1322. 1324 NG bubbling
19238 02 Sep 2021 @ 0903 --- Graham First overflow with small bubbling.
19236 02 Sep 2021 @ 0743 02 Sep 2021 @ 0834 Graham Extended fill started. Duration 51m. Longer than usual. Did not see any bubbles. 0839 boiling at depth. 0856 GS bubbling.
19100 27 Aug 2021 @ 0755 --- Graham First overflow. No bubbling or boiling.
19098 27 Aug 2021 @ 0714 27 Aug 2021 @ 0725 Graham Extended fill in progress. Dropped 0725. 0733 noisy boiling at depth.
19025 23 Aug 2021 @ 1821 --- Graham First overflow with a few bubbles but no boil.
19021 23 Aug 2021 @ 1718 23 Aug 2021 @ 1749 Graham North Goggle extended fill in progress. Dropped 1749.
18917 13 Aug 2021 @ 1550 --- RMichaels Extended fill in progress at 1550. Small bubbles in Goggle Spring and North Goggle at 1604. Ended 1609. Light bubbling on the refill.
18026 22 Jun 2021 @ 1935 22 Jun 2021 @ 1953 K.Cooper Extended fill ie, bubbling. Dropped 1943. Back up quick at 1947. Nothing of note on the overflow.
17906 19 Jun 2021 @ 0927 --- Graham First overflow with a few bubbles but no real energy.
17905 19 Jun 2021 @ 0833 19 Jun 2021 @ 0900 Graham Extended fill in progress at time of 3rd Lion eruption. Some big bubes in GS. Dropped 0900. 0904 boiling at depth d=4m.
17843 16 Jun 2021 @ 0700 --- Graham No extended fill at the end of Lion series.
17801 15 Jun 2021 @ 0617 15 Jun 2021 @ 0631 Graham Extended fill in progress. Continuous strean of small bubbles in front of Goggles Spring and occasionall big ones in back. 0625 front bubbles stopped. Dropped 0631.0649 overflow.
17757 13 Jun 2021 @ 2030 --- Graham No extended fill at the end of this Lion series as the 4th Lion roar happens.
17699 12 Jun 2021 @ 1043 12 Jun 2021 @ 1048 Graham Extended fill started. Dropped after only 5m.
17693 12 Jun 2021 @ 0846 --- Graham First overflow, no boil.
17689 12 Jun 2021 @ 0724 12 Jun 2021 @ 0817 Graham Extended fill started. Dropped 0817. No boiling at depth.
17644 10 Jun 2021 @ 1700 10 Jun 2021 @ 1800 Graham No extended fill during or after the terminal roars from Lion. Notable in that it's the first time I have seen no extended fill at the end of a series. It was just a matter of time till I saw one.
17588 08 Jun 2021 @ 1630 08 Jun 2021 @ 1650 Graham Extended fill in progress. Dropped 1650. No boiling at depth. Overflowed 1712, no boiling.
17566 08 Jun 2021 @ 0709 08 Jun 2021 @ 0725 Graham Extended fill in progress. Dropped 0725. No boiling at depth .
17446 04 Jun 2021 @ 1801 04 Jun 2021 @ 1811 Graham Extended fill started after Lion series ended with weak roars. Still up. Ceased observation due to approaching thunderstorm.
17437 04 Jun 2021 @ 1617 --- Graham First overflow. No boil.
17436 04 Jun 2021 @ 1508 04 Jun 2021 @ 1551 Graham Extended fill started. Lion erupted 1519. Bubbling in GS 1536. Dropped 1551, duration 43m. No boiling at depth.
17423 04 Jun 2021 @ 0757 --- Graham First overflow and not even an attempt at boiling.
17422 04 Jun 2021 @ 0625 04 Jun 2021 @ 0727 Graham Extended fill started during roars at time for 4th Lion. 0703 bubbling in Goggles Spring. Some bubbles near baseball size at 0720. Small bubbles in NG at 0721. Dropped after 1h2m fill. 0731 NG boiling at depth for 7m.
17421 04 Jun 2021 @ 0614 --- Graham Normal fill and overflow. Likely did not have an extended fill at time of third Lion based on timing and no bubbling in Goggles Spring. Note that extended fills have occurred on all 4 of my observations when Lion had roars and no 3rd eruption.
17398 03 Jun 2021 @ 0640 03 Jun 2021 @ 0704 Graham Extended fill started. Duration 24m.
17371 02 Jun 2021 @ 0959 --- Graham First overflow. A few bubbles during the rise and more at overflow but no boil.
17368 02 Jun 2021 @ 0840 02 Jun 2021 @ 0931 Graham Extended fill started 0840. 0904 some bubbles in Goggles Spring. 0915 start of continuous bubbling in Goggles Spring. Dropped 0931, extended fill duration 51m. No boiling at depth.
17329 01 Jun 2021 @ 1011 --- Graham First overflow with no bubbling or boiling.
17327 01 Jun 2021 @ 0915 01 Jun 2021 @ 0946 Graham Extended fill in progress at this time. 0927 bubbling nicely in Goggles Spring for a minute. Dropped, stayed up over 30m.
17250 29 May 2021 @ 1937 29 May 2021 @ 1958 Graham Extended fill started 1937. dropped 1958, d21m. First overflow at 2017, no boil.
16936 27 Apr 2021 @ 1445 27 Apr 2021 @ 1508 Micah Kipple Extended fill began around 1445, dropped 1508.
16439 16 Oct 2020 @ 1047 --- jonp In overflow. Extended fill.
16437 16 Oct 2020 @ 0917 --- jonp In overflow. Appears to be a normal fill. Pool dropped at 9:19
16327 04 Oct 2020 @ 1423 --- User34 Fill, some boiling
16326 04 Oct 2020 @ 1333 04 Oct 2020 @ 1403 User34 Extended fill in progress. dropped between 1341 and 1403.
16197 19 Sep 2020 @ 1433 --- Graham First overflow with no boil.
16194 19 Sep 2020 @ 1352 19 Sep 2020 @ 1411 User34 Extended fill in progress at 1352. Dropped at 1411. Weak boiling heard at depth after drop
16183 18 Sep 2020 @ 1935 18 Sep 2020 @ 1950 Graham 1935 start of extended fill. Dropped after only 15m. Did not wait dor the refill given the short diration fill.
16175 18 Sep 2020 @ 1131 --- Graham Angry splashing at depth and splashing over the rim. 1137 NG boiling and bouncy on the rise. 1138 dropped fast without overflow and boiling at depth again. 1142 GS boiling at depth. 1143 boiling stopped. 1145 rise and boil, no overflow and GS was sizzling bubbles. 1146 dropped. 1148 boiling nicely at depth but not as strong as previous drop. 1152 smaller bubbling on GS. 1154 overflow and nice boil but no eruption. 1156 dropped. 1201 weak bubbling in GS on the rise. 1204 overdlowed with nice but smaller boil. 1206 dropped. Gap in observation for Beehive. 1226 overflow and small boil. 1227 drop. End of observations.
16171 18 Sep 2020 @ 1031 18 Sep 2020 @ 1106 Graham Extended fill in progress at end of Lion series. Must have started on 0957 fill or later. Some bubbles in NG but not for long. 1106 dropped. Fill of 39m or longer assuming fill at 1027 or earlier. 1109 boiling vigorously at depth and splashing above the rim, stronger than last one. 1124 boil stopped but some little splashes still being seen in the cone. GS boiling. Erupted 1130.
16167 18 Sep 2020 @ 0843 --- Graham Angry boiling at depth. 0848 audible splashing deep in South Goggles Spring. 0848 boiling stopped and water rose fast. and visible boiling. 0850 water dropped, didn't reach overflow. 0851 noisy boiling at depth again. 0853 boiling stopped. 0857 rise quickly boiled no overflow. 0859 dropped. 0901 boil at depth, not very strong and ended by 0903. 0907 rapid fill, moderate boil and overflow. 0917 rapid fill, overflow, and boil. 0920 small boil at depth, hard to hear. 0927 slower fill, overflow and boil. 0937 normal fill and iverflow, no boil.
16166 18 Sep 2020 @ 0815 18 Sep 2020 @ 0819 Graham Extended fill in progress during Lion series at 0815. Dropped 0819. 0822 strong boiling at depth. 0832 still boiling and small splashes visible in cone. 0835 boiling stops. 0838 water rising and bubbling. Minor 0841.
16080 12 Sep 2020 @ 1020 --- TheHikingDude gently pulsating in and out of overflow
16068 11 Sep 2020 @ 1719 11 Sep 2020 @ 1732 Graham Water up at this time and not dropping. Extended fill in progress. Dropped 1732. Few bubbles during the fill. Boiling at depth, nice strength. Still gurgling at 1748. Overflowed with a boil at 1758. No eruption.
16063 11 Sep 2020 @ 1453 --- Graham Likely had a short extended fill. Dropped at 1456 and didn't recover quickly. No boil at depth. First overflow 1508. Prior cycles had 9 min intervals with almost 2m of overdlow.
15744 27 Aug 2020 @ 0738 27 Aug 2020 @ 0739 JarnoO (wc) Heavy steam output during this time. Did not see an actual eruption, though.
14925 10 Jul 2020 @ 1524 10 Jul 2020 @ 1609 RMichaels Extended fill of 45 min. Some small bubbles throughout.
14918 09 Jul 2020 @ 2003 09 Jul 2020 @ 2055 RMichaels Extended fill. Only small bubbles.
14828 01 Jul 2020 @ 1051 --- Graham Overflow but no boil.
14826 01 Jul 2020 @ 1006 01 Jul 2020 @ 1034 Graham Overflowed at 1006 and stayed up for an wxtended fill. Dropped 1034, fill lasted 28m.
14793 29 Jun 2020 @ 1959 --- Graham Second overflow with weak boil. some small bubbles as it filled.
14792 29 Jun 2020 @ 1949 --- Graham First overflow with nice boil but no eruption.
14791 29 Jun 2020 @ 1842 29 Jun 2020 @ 1926 Graham Extended fill in progress. 1912 big bubbles in Goggles Spring. 1919 bubbles in N Goggle. Dropped 1926. Up for at least 44m. 1930 boiling at depth. 1943 bubbles in both.
14786 29 Jun 2020 @ 1708 29 Jun 2020 @ 1715 Graham Extended fill started. Up for only 7min.
14627 13 Jun 2020 @ 0808 --- K.Cooper Extended Fill, Up since 752. Dropped 809.
14597 11 Jun 2020 @ 2030 --- K.Cooper Average Overflow Intervals (start of one overflow, to start if next overflow) of three overflows was 9 minutes 3 seconds.
14126 16 Feb 2020 @ 1527 16 Feb 2020 @ 1530 User34 Extended fill in progress, dropped.
14122 11 Feb 2020 @ 1528 --- Micah Kipple First ovf following ext. Fill. No boil.
14121 11 Feb 2020 @ 1506 --- Micah Kipple Drain after a fill of at least 31m
14120 11 Feb 2020 @ 1435 --- Micah Kipple Extended fill in progress
14085 21 Jan 2020 @ 1300 --- Graham First overflow for 90s. No boiling.
14084 21 Jan 2020 @ 1213 21 Jan 2020 @ 1233 Graham Extended fill in progress. Dropped 1233.
14065 19 Jan 2020 @ 1235 --- Graham VR of boiling when NG filled.
13753 19 Sep 2019 @ 1640 19 Sep 2019 @ 1648 Micah Kipple Extended fill. Note that there has not yet been a Lion ini
13565 05 Sep 2019 @ 0824 --- Graham Overflow with small boil, no eruption.
13562 05 Sep 2019 @ 0720 05 Sep 2019 @ 0800 Graham Extended fill started 0720. Some bubbles in NG and Goggles Spring 0746. Dropped 0800, duration 40m.
13519 03 Sep 2019 @ 1011 --- Micah Kipple Overflow. Some very weak potential as it filled. Fill was accompanied by some bubbles and moderate convection but no boil.
13517 03 Sep 2019 @ 0943 --- Micah Kipple Ovf. 0 potential
13515 03 Sep 2019 @ 0933 --- Micah Kipple Overflow. 0 potential
13512 03 Sep 2019 @ 0923 --- Micah Kipple Overflow. 0 potential
13511 03 Sep 2019 @ 0913 --- Micah Kipple Ovf. 0 potential
13510 03 Sep 2019 @ 0903 --- Micah Kipple Overflow. Zero potential
13485 01 Sep 2019 @ 1103 --- Graham Overflowed and boiled. Dropped after 2min.
13439 28 Aug 2019 @ 1052 --- c.barwin boiled up to about 4-5"
13225 14 Aug 2019 @ 0649 --- RMichaels Extended fill started at about 0649. Ended at 0711.
13192 12 Aug 2019 @ 1521 --- RMichaels Noticed pool was not dropping per usual at 1521. Extended fill until 1544. Had a couple small bubbles before it drained.
12565 23 Jul 2019 @ 1108 --- dank Heavy pulsing and over flow. Also at goggle spring as well.
12397 07 Jul 2019 @ 0930 07 Jul 2019 @ 1037 User34 Extended fill in progress around 0930, dropped.
12386 06 Jul 2019 @ 1525 06 Jul 2019 @ 1612 User34 Started extended fill 1525-1530 vr, dropped at 1612.
11935 24 Jun 2019 @ 1438 --- dank Strong Pulsing and overflow
11880 19 Jun 2019 @ 1325 19 Jun 2019 @ 1417 Craigmon99 Extended fill and drain. No eruption
11836 16 Jun 2019 @ 1736 16 Jun 2019 @ 1845 ldgordon Extended fill lasted about 58 minutes with few bubbles in the vent, then dropped into loud gurgles. When the water came up it splashed about a foot high before settling.
11829 16 Jun 2019 @ 1334 --- dank Strong overflow and pulsing
11679 09 Jun 2019 @ 1635 09 Jun 2019 @ 1642 User34 Extended fill in progress. Only a couple bubbles from North Goggle
11625 07 Jun 2019 @ 1449 --- Graham Small boil on the rise but no eruption.
11624 07 Jun 2019 @ 1346 07 Jun 2019 @ 1427 Graham Extended fill in progress on arrival. Bubbles started 1418. Dropped 1427. Fill at least 41m.
11591 05 Jun 2019 @ 0958 05 Jun 2019 @ 1040 User34 Extended fill. No bubbles in NG.
11551 03 Jun 2019 @ 1920 --- Graham Overflowed with a nice boil but didn't erupt.
11550 03 Jun 2019 @ 1911 --- Graham Rose with a boil and then dropped without reaching overflow. Boiling at depth again.
11523 02 Jun 2019 @ 2048 --- Graham overflowed with small boil.
11517 02 Jun 2019 @ 1956 02 Jun 2019 @ 2026 Graham Extended fill in progress upon arrival at 1956. 2023 steady stream of small bubbles in Goggles Spring. Barely any bubbles in NG. Dropped 2026 and boiling at depth 2030.
EntrySourceLinkComment
18 Sep 2020 @ 1130 JohnO https://youtu.be/LRA4A_hRqaU Eruption of North Goggle Geyser, September 18, 2020, 11:30 AM
31 Aug 2020 @ 0656 JarnoO https://www.youtube.com/watch?v=UW2D9Tn1RBw As seen from the webcam, by JoeN.
02 Sep 2019 @ 0721 JoeN https://youtu.be/R9dWP7NdbC0 ng video
21 Aug 2019 @ 0851 ltgangi https://youtu.be/c4ARfDPTKVk North goggle
17 Aug 2019 @ 0959 JoeN https://youtu.be/8NCrTpprQ1w NG video
26 May 2018 @ 0957 JSJ https://www.youtube.com/watch?v=eQeiln_Etcc Web camera screen capture video of North Goggles Geyser's 9:57 to 9:58 AM minor eruption on 26 May 2018. Also posted at https://www.flickr.com/photos/jsjgeology/42366925241
26 May 2018 @ 0940 JSJ https://www.youtube.com/watch?v=BQYjxiPuau4 Web camera screen capture video of North Goggles Geyser's 9:40 AM minor eruption on 26 May 2018. Also posted at https://www.flickr.com/photos/jsjgeology/42318022292
26 May 2018 @ 0923 JSJ https://www.youtube.com/watch?v=nIqnPuqI8UU Web camera screen capture video of North Goggles Geyser's 9:23 AM minor eruption on 26 May 2018. Also posted at https://www.flickr.com/photos/jsjgeology/42317820802
26 May 2018 @ 0906 JSJ https://www.youtube.com/watch?v=6kYGx42fuNI Web camera screen capture video clip of part of North Goggles Geyser's 9:06 AM minor eruption on 26 May 2018. Also posted at https://www.flickr.com/photos/jsjgeology/27496404617
23 Jul 1998 @ 1038 JSJ https://www.youtube.com/watch?v=O0T67MGB_Xs Video by David Schwarz of North Goggles Geyser's 10:38 AM major eruption on 23 July 1998.
02 Jul 1993 @ 1122 JSJ https://www.youtube.com/watch?v=P4CiHqVeTC0 Video by David Schwarz of North Goggle Geyser's 11:22 to 11:23 AM minor eruption on 2 July 1993.
21 Jul 2013 @ 1015 kcmule http://tinyurl.com/NG1015-07212013
21 Jul 2013 @ 1015 kcmule http://tinyurl.com/NG1015-07212013
21 Aug 2012 @ 0822 kcmule http://tinyurl.com/NG0822-08212012
15 Aug 2012 @ 0730 DaveM http://www.coloradobills.com/yellowstone/NG0731.08152012.flv This is from KCmule.
15 Aug 2012 @ 0731 kcmule http://tinyurl.com/NG0731-08152012
01 Jul 2012 @ 0909 kcmule http://tinyurl.com/NGmaj0909-07012012
13 Jun 2012 @ 0933 kcmule http://tinyurl.com/NG0933maj-06132012
01 Jun 2012 @ 1117 Graham http://tinyurl.com/NGmaj1119-06012012 from kcmule
25 May 2012 @ 1528 kcmule http://tinyurl.com/NGmaj1528-05252012
Baseline does not exist.